from tkinter import *
X=int(input('введите x'))
Y=int(input('введите y'))
N=int(input('введите n'))
coords=[0,0,10,0,10,10,20,10,20,20,0,20]
root=Tk()
root.title('ИТ марафон')
root.geometry('500x500')
canvas=Canvas(bg='orange', width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)
canvas.create_polygon(coords[0] *N+X, coords[1] *N+Y,
                      coords[2] *N+X, coords[3] *N+Y,
                      coords[4] *N+X, coords[5] *N+Y,
                      coords[6] *N+X, coords[7] *N+Y,
                      coords[8] *N+X, coords[9] *N+Y,
                      coords[10] *N+X, coords[11] *N+Y)
root.mainloop()

